1. Topic-
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| Caves, Caverns and Sinkholes |
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2. Content-
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| Karst topography, cavern, sinkhole, Carlsbad Caverns, stalactites,
stalagmites, limestone |
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3. Goals: Aims/Outcomes-
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1. Students will define the difference between a cave and a cavern.
2. Name and describe features of karst topography.
3. Students will identify where National Parks/Caverns are located
in the western US. |
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4. Objectives-
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Strand 6 Concept 3: Origin and Evolution of the Earth System
PO 4. Interpret a geologic time scale
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5. Materials and Aids-
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Earth Science
CD: Carlsbad Caverns
Mineral samples |
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6. Procedures/Methods-
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A. Introduction-
1. 2 Signs: CAVES CAVERNS
2. What is the difference?
3.(answer:series of connected underground caves) |
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B. Development-
1.Famous ones? US Map
2.Watch 3 min. video clip
3.Spread out park map and have students examine. |
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C. Practice-
1.Watch the slide show on cavern characteristics.
2.Point out the different types of underground structures. |
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D. Independent Practice-
1.Worksheet: identify cavern features
2.worksheet (maybe homework) |
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E. Accommodations (Differentiated Instruction)-
1.one-on-one instruction
2.working with a partner
3.help in reading vocabulary |
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F. Checking for understanding-
1.Why does karst topography develop where the underground rock is
limestone?
2.Why would karst topography not be found in a desert? |
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G. Closure-
Why preserve caverns, after all it's just rocks, isn't it?
NO! |
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